DE2966900D1 - Digital signal processing method and apparatus - Google Patents

Digital signal processing method and apparatus

Info

Publication number
DE2966900D1
DE2966900D1 DE7979302954T DE2966900T DE2966900D1 DE 2966900 D1 DE2966900 D1 DE 2966900D1 DE 7979302954 T DE7979302954 T DE 7979302954T DE 2966900 T DE2966900 T DE 2966900T DE 2966900 D1 DE2966900 D1 DE 2966900D1
Authority
DE
Germany
Prior art keywords
signal processing
digital signal
processing method
digital
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE7979302954T
Other languages
English (en)
Inventor
Michael George Croll
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Broadcasting Corp
Original Assignee
British Broadcasting Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Application granted granted Critical
Publication of DE2966900D1 publication Critical patent/DE2966900D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • H04N11/042—Codec means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
DE7979302954T 1978-12-20 1979-12-19 Digital signal processing method and apparatus Expired DE2966900D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7849293 1978-12-20

Publications (1)

Publication Number Publication Date
DE2966900D1 true DE2966900D1 (en) 1984-05-17

Family

ID=10501845

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979302954T Expired DE2966900D1 (en) 1978-12-20 1979-12-19 Digital signal processing method and apparatus

Country Status (4)

Country Link
US (1) US4306249A (de)
EP (1) EP0013124B1 (de)
DE (1) DE2966900D1 (de)
GB (1) GB2039195B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425588A (en) 1981-01-30 1984-01-10 Baldwin John L E Processing of digital signals
US4480271A (en) * 1981-11-02 1984-10-30 Ampex Corporation Dropped sample data rate reduction system
US4468708A (en) * 1981-10-30 1984-08-28 Ampex Corporation Combined data rate reduction system
JPS5892160A (ja) * 1981-11-27 1983-06-01 Nec Corp サンプリング周波数変換装置
DE3148763A1 (de) * 1981-12-09 1983-07-21 Siemens AG, 1000 Berlin und 8000 München Verfahren zur uebertragung von digitalen farbbildsignalen
DE3304006A1 (de) * 1982-02-02 1984-03-15 Helmut Dr.-Ing. 3000 Hannover Martin Verfahren zur bitratentransformation von digitaler farbfernsehuebertragung fuer oeffentliche netze
DE3329130A1 (de) * 1982-08-23 1984-02-23 Kabushiki Kaisha Suwa Seikosha, Tokyo Verfahren zur ansteuerung einer matrix-anzeigetafel
DE3333225A1 (de) * 1983-09-14 1985-03-28 Siemens AG, 1000 Berlin und 8000 München Verfahren zur taktratenkonversion
US4768109A (en) * 1983-12-24 1988-08-30 Victor Company Of Japan, Ltd. Video signal recording and/or reproducing apparatus
US4707742A (en) * 1984-04-26 1987-11-17 U.S. Philips Corporation Video signal processing arrangement
US4630294A (en) * 1985-07-17 1986-12-16 Rca Corporation Digital sample rate reduction system
US4672443A (en) * 1985-08-30 1987-06-09 Rca Corporation Compatible wide screen television system with image compressor/expander
US4816901A (en) * 1988-04-27 1989-03-28 Universal Video Communications Corp. Method and system for compressing color video data
US4857991A (en) * 1988-04-27 1989-08-15 Universal Video Communications Corp. Method and system for decompressing color video feature encoded data
US4849807A (en) * 1988-04-27 1989-07-18 Universal Video Communications Corp. Method and system for compressing color video feature encoded data
US4847677A (en) * 1988-04-27 1989-07-11 Universal Video Communications Corp. Video telecommunication system and method for compressing and decompressing digital color video data
US4914508A (en) * 1988-04-27 1990-04-03 Universal Video Communications Corp. Method and system for compressing and statistically encoding color video data
US4857993A (en) * 1988-04-27 1989-08-15 Universal Video Communications Corp. Method and system for decompressing digital color video statistically encoded data
US4843466A (en) * 1988-04-27 1989-06-27 Universal Video Communications Corp. Method and system for decompressing color video slope encoded data
US5047857A (en) * 1989-04-20 1991-09-10 Thomson Consumer Electronics, Inc. Television system with zoom capability for at least one inset picture
US5504532A (en) * 1989-09-07 1996-04-02 Advanced Television Test Center, Inc. Bi-directional television format digital signal converter with improved luminance signal-to-noise ratio
US5280397A (en) * 1989-09-07 1994-01-18 Advanced Television Test Center, Inc. Bi-directional HDTV format digital signal converter
US5617218A (en) * 1989-09-07 1997-04-01 Advanced Television Test Center Bi-directional television and motion picture film to magnetic tape format digital signal converter
US5200749A (en) * 1991-05-28 1993-04-06 Tektronix, Inc. Format converter architecture

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921124A (en) * 1956-12-10 1960-01-12 Bell Telephone Labor Inc Method and apparatus for reducing television bandwidth
NL244226A (de) 1958-10-10
US3571494A (en) * 1966-07-08 1971-03-16 Hughes Aircraft Co Television bandwidth reduction
GB1455822A (en) 1973-05-23 1976-11-17 British Broadcasting Corp Sampling rate changer
FR2257183B1 (fr) * 1974-01-04 1976-11-26 Cit Alcatel Systeme de transmission fac-simile d'une image
CA1085044A (en) * 1975-04-03 1980-09-02 Yukihiko Iijima Composite feedback predictive code communication system for a color tv signal including a carrier chrominance signal

Also Published As

Publication number Publication date
EP0013124B1 (de) 1984-04-11
GB2039195A (en) 1980-07-30
US4306249A (en) 1981-12-15
GB2039195B (en) 1983-03-09
EP0013124A1 (de) 1980-07-09

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee